package com.HomeWorkhsp.chapter14.collection_;

import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;

public class CollectionExercise {
    @SuppressWarnings({"all"})
    public static void main(String[] args) {
        List dogs = new ArrayList();
        dogs.add(new Dog("小黄",3));
        dogs.add(new Dog("西瓜",2));
        dogs.add(new Dog("豆豆",1));
        for (Object object : dogs){
            System.out.println(object);
        }
        System.out.println("======使用迭代器来实现======");
        Iterator iterator = dogs.iterator();
        while (iterator.hasNext()) {
            Object dog = iterator.next();
            System.out.println(dog);
        }
    }
}
class Dog{
    private String name;
    private int age;

    public Dog(String name, int age) {
        this.name = name;
        this.age = age;
    }

    public String getName() {
        return name;
    }

    public void setName(String name) {
        this.name = name;
    }

    public int getAge() {
        return age;
    }

    public void setAge(int age) {
        this.age = age;
    }

    @Override
    public String toString() {
        return "Dog{" +
                "name='" + name + '\'' +
                ", age=" + age +
                '}';
    }
}